Duplex push rod pin mechanism of GDX2 packaging machine

Abstract

The utility model discloses a duplex push rod pin mechanism of a GDX2 packaging machine. The duplex push rod pin mechanism comprises a cigarette pushing block, a push rod and a cigarette packet conveying channel, the bottom of the push rod is rotationally connected with the cigarette pushing block through a pin shaft, pins are arranged at the top of the cigarette pushing block and on the side, located on the cigarette pushing block, of the push rod, and the two pins are connected through a tension spring; the cigarette packet conveying channel is arranged beside the cigarette pushing block, the push rod can drive the cigarette pushing block to move and push the cigarette packet set to the cigarette packet conveying channel, when the push rod drives the cigarette pushing block to return, the follow-up cigarette packet set enables the cigarette pushing block to rotate around the pin shaft, and the cigarette pushing block can reset under the action of the tension spring. According to the utility model, the quality problems that in the high-speed and high-frequency reciprocating motion process of the duplex push rod, the installation angles of the pin and the tension spring are relatively fixed, so that the tension spring is easy to bend and deform, the tension spring drag hook is easy to bend and break, the cigarette pushing block cannot continue to work normally, and cigarette packet groups are wrinkled, scraped, extruded and deformed are effectively prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to cigarette equipment field more particularly, relate to a GDX2 packing machine doublet push rod pin mechanism. BACKGROUND

[0002] The doublet push packer includes a rear push packer, which moves to the right to push the completed two-pack cigarette group during the push stroke, and retreats under the resistance of the stacked and lifted cigarette group during the return stroke, and is lifted upward to avoid the stacked and lifted cigarette group. The rear push packer includes a push rod, a connecting pin, two tension springs, and two nylon blocks. Each nylon block is connected with a tension spring. When the push rod reaches the limit position, each nylon block is restored to the initial position under the action of the tension spring, and is ready for the next push operation. At this time, a push operation cycle is completed. In the prior art, the tension spring is prone to fatigue fracture or elastic function failure during use. When the tension spring cannot be normally reset, the push block is not completely disabled, and can also complete the push operation under the action of inertial force, which is prone to quality risks such as cigarette group bruising. SUMMARY

[0003] An object of the utility model is to provide a new technical scheme of a GDX2 packing machine doublet push rod pin mechanism to solve the problems in the background.

[0004] According to a first aspect of the utility model, a GDX2 packing machine doublet push rod pin mechanism is provided, which includes a push block, a push rod, and a cigarette pack conveying channel.

[0005] The bottom of the push rod is rotationally connected with the push block through a pin shaft, the top of the push block, and the side of the push rod located beside the push block are each provided with a pin, and the two pins are connected through a tension spring.

[0006] The cigarette pack conveying channel is arranged beside the push block, the push rod can drive the push block to move and push the cigarette group to the cigarette pack conveying channel, and when the push rod drives the push block to return, the subsequent cigarette group makes the push block rotate around the pin shaft, and the push block can be reset under the action of the tension spring.

[0007] Optionally, according to the GDX2 packing machine doublet push rod pin mechanism, the bottom of the push rod is provided with a groove, the side wall of the groove and the edge of the push block are matched with each other, and when the push block pushes the cigarette group, the top of the push block abuts against the side wall of the groove.

[0008] Optionally, according to the GDX2 packing machine doublet push rod pin mechanism, the bottom of the push block is in a triangular plate structure, and the corners are rounded.

[0009] Optionally, the GDX2 packaging machine double push rod pin mechanism according to the utility model, the screw rod of the pin is composed of a threaded section and a smooth rod section, the threaded section is in threaded connection with the tobacco pushing block and the push rod, the two ends of the tension spring are provided with a connecting hook, and the connecting hook is hung on the smooth rod section.

[0010] Optionally, the GDX2 packaging machine double push rod pin mechanism according to the utility model, an annular groove is arranged on the smooth rod section, and the connecting hook of the tension spring is embedded into the annular groove.

[0011] Optionally, the GDX2 packaging machine double push rod pin mechanism according to the utility model, an internal hex socket is arranged on the nut of the pin, and the pin is tightened or loosened by a wrench.

[0012] The utility model effectively prevents the double push rod from being bent and deformed and the tension spring hook from being bent and broken during high-speed and high-frequency reciprocating motion, so that the tobacco pushing block cannot continue to work normally, quality problems such as wrinkle, scratch and extrusion deformation of the tobacco package group are caused, the installation and dismounting difficulty of the pin is reduced, the product defect rate is reduced, the effective operation rate and the maintenance efficiency of the equipment are greatly improved.

[0013] Other features of the utility model and its advantages will become clear from the following detailed description of exemplary embodiments thereof with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the utility model and, together with the description, serve to explain the principles of the utility model.

[0015] Figure 1 It is a structural schematic view of the GDX2 packaging machine double push rod pin mechanism disclosed by the utility model;

[0016] Figure 2 It is a structural schematic view of the pin disclosed by the utility model.

[0017] Explanation of reference signs:

[0018] 1-tobacco package group; 2-tobacco pushing block; 3-push rod; 4-tension spring; 5-pin shaft; 6-pin; 61-threaded section; 62-smooth rod section; 63-annular groove. DETAILED DESCRIPTION

[0019] Various exemplary embodiments of the utility model will be described in detail below with reference to the drawings. It should be noted that: the relative arrangement, numerical expression and numerical value of the components and steps set forth in these embodiments do not limit the scope of the utility model, unless otherwise specifically stated.

[0020] The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the application or its application or uses.

[0021] Techniques, methods, and apparatus known to those of ordinary skill in the relevant art can not be discussed in detail herein. However, where appropriate, such techniques, methods, and apparatus should be considered as being part of the specification.

[0022] In all of the examples shown and discussed herein, any specific values should be interpreted as merely exemplary, and not as a limitation. Thus, other examples of exemplary embodiments can have different values.

[0023] According to Figure 1 and Figure 2 The utility model provides a kind of GDX2 packing machine doublet push rod pin mechanism, including push block 2, push rod 3 and cigarette packet conveying channel.

[0024] The bottom of push rod 3 is rotatably connected with push block 2 by pin shaft 5, the top of push block 2 and the side of push block 2 where push rod 3 is located are provided with pin 6, and the two pins 6 are connected by tension spring 4.

[0025] Cigarette packet conveying channel is arranged at the side of push block 2, push rod 3 can drive push block 2 to move, and push block 2 is pushed to cigarette packet conveying channel, and when push rod 3 drives push block 2 to return, subsequent cigarette packet group 1 makes push block 2 rotate around pin shaft 5, and push block 2 can be reset under the action of tension spring 4.

[0026] GDX2 model belongs to medium-speed packing machine, wherein during the folding forming process of CH part small box transparent paper, cigarette packet group 1 wrapped with transparent paper is lifted by forming wheel outlet cigarette packet lifter after being folded at the end of forming wheel mold box and transparent paper, and forms cigarette packet group 1 composed of two packets of cigarettes, and doublet push rod 3 assembly is reciprocated to push cigarette packet group 1 into end sealing channel for sealing. When doublet push rod 3 pushes forward, push block 2 No. 1 working surface is in vertical downward state, and cigarette packet group 1 is accurately and stably pushed into sealing channel and reaches predetermined position, and then doublet push rod 3 retreats backward, and at this time, push block 2 is in horizontal upward state under the joint action of resistance of cigarette packet group 1 and pushing force of push rod 3, and No. 2 working surface contacts with cigarette packet group 1, and after retreating to the predetermined position, the pulling force of tension spring 4 of push block 2 resets push block 2, prepares for next cigarette pushing action, and doublet push rod 3 reciprocates to push cigarette packet group 1 into sealing channel in sequence to ensure the sealing quality of small box transparent paper and improve the air tightness of small box.

[0027] Further, the bottom of the push rod 3 is provided with a groove, the side wall of the groove is matched with the edge of the tobacco pushing block 2, and the top of the tobacco pushing block 2 is abutted with the side wall of the groove when the tobacco pushing block 2 pushes the tobacco package group 1. In the implementation, the position of the tobacco pushing block 2 is limited by the groove, so that the tobacco pushing block 2 can effectively push the tobacco package group 1.

[0028] Further, the bottom of the tobacco pushing block 2 is in a triangular plate structure, and the corners are rounded. In the implementation, the side of the bottom of the tobacco pushing block 2 facing the tobacco package conveying channel is a vertical first working surface, and the side away from the tobacco package conveying channel is an inclined second working surface, the first working surface and the second working surface form a triangular structure, the second working surface is in contact with the subsequent tobacco package group 1 when the tobacco pushing block 2 returns, the inclined surface makes the tobacco pushing block 2 rotate around the pin shaft 5, and the tobacco pushing block 2 is reset under the action of the tension spring 4 when it completely returns.

[0029] Further, the screw rod of the pin 6 is composed of a threaded segment 61 and a smooth rod segment 62, the threaded segment 61 is threadedly connected with the tobacco pushing block 2 and the push rod 3, the two ends of the tension spring 4 are provided with connecting hooks, and the connecting hooks are hung on the smooth rod segment 62. The smooth rod segment 62 is provided with an annular groove 63, and the connecting hooks of the tension spring 4 are embedded into the annular groove 63. The tension spring 4 is fixed to the push rod 3 and the tobacco pushing block 2 through the pin 6, the tension spring 4 can rotate around the annular groove 63 of the pin 6 without being affected by external force, and the risk of bending and breaking of the tension spring 4 is greatly reduced.

[0030] Optionally, the GDX2 packaging machine double push rod 3 pin 6 mechanism according to the utility model is provided with an inner hexagonal counterbore on the nut of the pin 6, which is used for rotating and fastening or loosening the pin 6 by a wrench. The inner hexagonal counterbore in the head of the pin 6 facilitates dismounting and mounting.

[0031] The utility model effectively prevents the double push rod 3 from being reciprocated at high speed and high frequency, the installation angle of the pin 6 and the tension spring 4 is relatively fixed, the tension spring 4 is prone to bending and deformation, the tension spring 4 hook is prone to bending and breaking, so that the tobacco pushing block 2 cannot continue to work normally, quality problems such as tobacco package group 1 wrinkle, scratch, extrusion deformation are caused, meanwhile, the installation and dismounting difficulty of the pin 6 is reduced, the product defect rate is reduced, and the effective operation rate and maintenance efficiency of the equipment are greatly improved.

[0032] Although some specific embodiments of the utility model have been described in detail through examples, those skilled in the art should understand that the above examples are only for illustration, and are not intended to limit the scope of the utility model. Those skilled in the art should understand that the above embodiments can be modified without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims

1. A double push rod pin mechanism for a GDX2 packaging machine, characterized in that: It includes a cigarette pushing block, a push rod and a cigarette pack conveying channel; The bottom of the push rod is rotatably connected to the cigarette pushing block via a pin shaft, and the top of the cigarette pushing block and the side of the push rod located on the cigarette pushing block are both provided with pins, and the two pins are connected by a tension spring; The cigarette pack conveying channel is arranged beside the cigarette pushing block, and the push rod can drive the cigarette pushing block to move and push the cigarette pack group to the cigarette pack conveying channel. When the push rod drives the cigarette pushing block to return, the subsequent cigarette pack group causes the cigarette pushing block to rotate around the pin shaft, and the cigarette pushing block can be reset under the action of the tension spring; The screw rod of the pin consists of a threaded section and a polished rod section, the threaded section is threadedly connected to the cigarette pushing block and the push rod, and connecting hooks are provided at both ends of the tension spring, and the connecting hooks are hung on the polished rod section.

2. The double push rod pin mechanism of the GDX2 packaging machine according to claim 1 is characterized in that: A groove is provided at the bottom of the push rod, and the side wall of the groove coincides with the edge of the cigarette pushing block. When the cigarette pushing block pushes the cigarette pack group, the top of the cigarette pushing block abuts against the side wall of the groove.

3. The double push rod pin mechanism of the GDX2 packaging machine according to claim 2 is characterized in that: The bottom of the cigarette pushing block is in a triangular plate structure, and the corners are rounded.

4. The double push rod pin mechanism of the GDX2 packaging machine according to claim 1 is characterized in that: An annular groove is provided on the polished rod section, and the connecting hook of the tension spring is embedded in the annular groove.

5. The double push rod pin mechanism of the GDX2 packaging machine according to claim 4 is characterized in that: The nut of the pin is provided with an inner hexagonal countersunk hole for rotating with a wrench to tighten or loosen the pin.

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